(Radio Iowa) – The Marion man accused of killing four people has entered a written plea of not guilty. Thirty-four-year-old Luke Truesdell is charged with four counts of first-degree murder in the alleged attack with a pipe that happened in a building in rural Linn County on June 5th.

K-C-R-G T-V reports that Truesdell is asking for a speedy trial. Investigators say 44-year-old Romondus Cooper, 26-year-old Keonna Ryan and 33-year-old Amanda Parker died in the attack. While Brent Brown was taken to the hospital in critical condition and later died.